Why Choose the ABB M4M 30-M MODBUS Network Analyser?
The ABB M4M 30-M MODBUS is an advanced MID-approved three-phase network analyser designed for accurate electrical measurement, energy monitoring and power-quality analysis in industrial and commercial electrical distribution systems. As part of the ABB M4M 30 panel-mounted meter series, it combines high-accuracy metering with a colour touchscreen, communications and extensive monitoring functionality.
This version incorporates Modbus RTU via RS485 together with Bluetooth connectivity, allowing the analyser to integrate with energy-management, building-management and industrial automation systems while supporting convenient local commissioning. Four programmable I/O provide additional flexibility for alarms, pulse functions and external status signals.
The M4M 30-M MODBUS supports transformer-connected current measurement with 1 A and 5 A CT secondary currents and has a maximum measurement current of 6 A. Its 48–240 V AC/DC auxiliary supply, MID approval and comprehensive measurement capabilities make it particularly suitable for applications requiring dependable energy measurement, consumption analysis and electrical-network supervision.
Key Advantages
- MID-approved network analyser for applications requiring certified energy measurement.
- Modbus RTU via RS485 supports integration with automation and energy-management systems.
- Integrated Bluetooth enables convenient local commissioning and configuration.
- Four programmable I/O provide flexible signalling, alarm and pulse functions.
- Supports 1 A and 5 A current transformer secondaries.
- High measurement accuracy supports detailed energy-efficiency and electrical-network analysis.
- Colour touchscreen provides intuitive access to measurements and configuration.
- Comprehensive power-quality functions support system diagnostics and performance monitoring.
Key Features
- ABB M4M 30-M network analyser.
- MID approval for certified electrical energy measurement.
- Modbus RTU communication.
- RS485 wired communications interface.
- Integrated Bluetooth connectivity.
- Four programmable I/O.
- 48–240 V AC/DC auxiliary supply.
- Transformer-connected measurement using 1 A or 5 A CTs.
- Measurement of active and reactive energy.
- Measurement of active, reactive and apparent power.
- Voltage, current, frequency and power-factor measurement.
- Voltage and current unbalance measurement.
- Current and voltage harmonic and THD analysis.
- Digital colour touchscreen indication.
Accurate Energy and Power-Quality Monitoring
The ABB M4M 30-M MODBUS provides detailed visibility of electrical-system performance by measuring key parameters including voltage, current, frequency, power factor, active power, reactive power, apparent power and energy. Power-quality functions including voltage and current unbalance, harmonics and THD help engineers evaluate network conditions and identify electrical-system issues.
MID approval makes this model particularly useful where certified energy measurement is required, while Modbus RTU enables measurement data to be incorporated into supervisory and energy-management platforms. Bluetooth and the colour touchscreen simplify local commissioning, and the four programmable I/O provide additional flexibility for alarms, pulse outputs and external signals.
Typical Applications
- Industrial electrical distribution systems.
- Commercial building energy monitoring.
- MID-approved energy measurement applications.
- Energy consumption and cost-allocation systems.
- Main and sub-distribution switchboards.
- Power-quality monitoring and troubleshooting.
- Building-management and energy-management systems.
- Industrial automation systems requiring Modbus RTU connectivity.
